Patents by Inventor Omar Chouchou

Omar Chouchou has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5356598
    Abstract: A catalytic exhaust unit for an automobile vehicle intended for the chemical treatment of a gaseous mixture in contact with a catalytic material. The exhaust unit includes a body with an entry and an exit for the flow of a gaseous mixture. The interior of the body includes two successive compartments. A filtering material is arranged in the first compartment, and a treatment receptacle is arranged in the second compartment. A mass of catalytic material, permeable to the passage of the gaseous mixture is arranged in the receptacle. The catalytic material is in solid form and includes an active substance consisting of metals and obtained by partial sintering. The mass of the catalytic material is arranged in a succession of at least two catalyst beds in the direction of flow of the gaseous mixture. The first bed includes copper as an active substance, and each of the other beds includes, by way of an active substance, at least one metal chosen from among copper, iron, nickel, cobalt, cadmium, and chromium.
    Type: Grant
    Filed: February 28, 1992
    Date of Patent: October 18, 1994
    Inventors: Mohamed Boubehira, Omar Chouchou, Alain Bourgin, Nadir Abdechakour